Most readers’ gut reaction to the question, above, would probably be something like: ‘Yes, of course!’ But please consider that the question is not whether humans are, on occasion, capable of rational behaviour. As it stands, the question bears on what would, if it could be answered affirmatively, be the supposed overriding quality of the…

Lev Grossman (“Star Power”, in Time, November 2, p. 24-33) calls fusion the “holy grail” of “the quest for clean energy”, and with good reason — it is as elusive as the proverbial unicorn in your garden (with apologies to James Thurber). By this I mean that, although scientists and technologists know what has to…

In the wake of President Jacob Zuma’s recent lone ranger escapade to Russia, evidently to secure Russian President Vladimir Putin’s assistance regarding South Africa’s energy needs — the status of which seems to be uncertain at present because of accusations and denials of him acting unilaterally flying to and fro — the question, whether one…